// 引入 SDK
const crawlab = require('crawlab-sdk')

const axios = require('axios')
const cheerio = require('cheerio')
const schoolName = '复旦大学'
const baseURL = 'https://news.fudan.edu.cn/'
// 这是一个结果，需要为 object 类型
// const result = {name: 'crawlab'};

;(async () => {
  crawPage(`${baseURL}zhxw/list1.psp`, rule)
  // 调用保存结果方法
  // await crawlab.saveItem(result);

  // // 关闭数据库连接，否则程序不会结束
 
})()

async function crawPage(url, func) {
  const { data: html } = await axios(url)
  const $ = cheerio.load(html)
  func && func($)
}

async function rule ($) {
  const res = $('.news_con')
  for(let i = 0; i < res.length; i++) {
    const item = $(res[i])
    const href = baseURL + item.find('.news_title a').attr('href')
    const title = item.find('.news_title a').text()
    const date = item.find('.times').text()
    if (item && href && title) {
      console.log(title)
      await crawlab.saveItem({
        time: date,
        url: href,
        title,
        schoolName
      })
    }
  }
  const next = $('.icon-arrow1').attr('href')
  if (next) {
    crawPage(`${baseURL}${next}`, rule)
  } else { 
    await crawlab.close();
  }
}

// https://news.tsinghua.edu.cn/info/1003/78759.htm
// https://news.tsinghua.edu.cn/zhxw/info/1003/78795.htm